By Dan Weil After weak earnings for Walmart and Target, ‘there is real value at current levels’ for several retailers, Wells Fargo said. Shares of Walmart (WMT) – Get Walmart Inc. Report, Target (TGT) – Get Target Corporation Report and other retailers got hammered last week after the two giants released weaker-than-expected earnings reports. But the outlook isn’t totally bleak, says Wells Fargo analyst Edward Kelly. “While every retailer seemingly has earnings risk now, we don’t expect our other names to have as poor results” as Target, he wrote in a commentary. “The market has already discou…